[Objective] The aim was to screen out some fungicides which had good control effect on Paeonia suffruticosa Alternaria leaf spot.[Method] The laboratory toxicities of eight kinds of different fungicides against Paeonia suffruticosa Alternaria leaf spot were determined.[Result] 30％ thiram suspending agent and 10％ Score WG had the best control effects on Paeonia suffruticosa Alternaria leaf spot,with the antibacterial rate of more than 94％ ; followed were 80％ Tai Sang M-45 WP,35％ tetramethyl thiuramdi sulphide ultrafine WP,3％ Polyoxin WP and 50％ Iprodione WP,while 75％ chlorothalonil WP and 64％ oxadixyl · mancozeb WP had the worst effects.[Conclusion] The research results provide theoretical basis for the control of Paeonia suffruticosa Alternaria leaf spot.%[目的]筛选对牡丹链格孢菌叶斑病具有较高防效的药剂.[方法]测定了8种不同药剂对牡丹链格孢菌叶斑病菌菌丝的室内毒力.[结果]30％福嘧霉悬浮剂、10％世高水分散剂对牡丹链格孢菌叶斑病菌的防治效果最好,抑菌率达94％以上；其次为80％大生M-45 WP、35％黑星叶霉唑WP、3％多抗霉素WP和50％扑海因WP；而75％百菌清WP、64％杀毒矾WP的抑菌效果较差.[结论]为牡丹链格孢菌叶斑病的控制提供了理论依据.
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